Protection Functions - ABB RELION 610 Series Product Manual

Feeder Protection
REF610
Product version: C

3. Protection functions

The protection relay offers overcurrent and thermal overload
protection, earth-fault and phase-discontinuity protection for
cable feeders, and three-pole, multi-shot autoreclose functions
for overhead-line feeders.
Enhanced with optional hardware, the protection relay also
features two light detection channels enabling arc fault
GUID-4ED85E09-214A-429E-9B71-58BAEF1DB263 V1 EN
Figure 1. Protection function overview of REF610
4
protection of the switchgear, busbar system and cable
terminals.
The numerical feeder protection relays of the 610 series
support a wide range of standard communication protocols,
among them the IEC 61850, IEC 60870-5-103, Modbus,
Profibus and DNP3 communication protocols.
1MRS756295 G
ABB